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Technical Data Sheet
317178 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, bore_diameter: 0.375 INCHES NOMINAL IN, inside_diameter: 0.209 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, style_designator: CYLINDRICAL, spring_free_length: 1.130 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-338-5269, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
317178
NSN: 5330-00-338-5269
FSC: 5330
CAGE: 32195 — OUTBOARD MARINE CORP JOHNSON MOTORS DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
bore_diameter0.375 INCHES NOMINAL IN
inside_diameter0.209 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
style_designatorCYLINDRICAL
spring_free_length1.130 INCHES NOMINAL IN
spring_solid_length0.813 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.375 INCHES MINIMUM AND 0.391 INCHES MAXIMUM IN
NSN5330-00-338-5269
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 317178 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESCROSS-SECTIONAL SHAPE STYLE:116 IRREGULAR SHAPE FROM OLD FIIG A03200
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
317178Interchangeable
interchangeable cross-reference
interchangeable
70274R3Interchangeable
interchangeable cross-reference
interchangeable
5360006063047Interchangeable
interchangeable cross-reference
interchangeable
10010129Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 317178?
317178 is a PACKING,PREFORMED.
What parts can replace 317178?
There are 4 known substitutes for 317178: 317178, 70274R3, 5360006063047 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 317178?
317178 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-338-5269. This indicates validated use in U.S. government and defense supply chains.
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